EEVblog 1678 - Oscilloscope Trigger Warning
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Video Description
Oscilloscope have a pre-arm trigger period that can cause confusion if you aren't aware of it. And how different scopes operate and indicate this in different ways. Also some potential bugs in the Keysight 3000 and HD3 series scopes. 00:00 - Slow timebases can be problematic for triggering 02:13 - What happens when you press the Single button? Pre-arm / pre-trigger sampling. 03:02 - Keysight 3000T, where's Wally? Where is the Ready indicator? 03:45 - Keysight 3000T why can I trigger without the Armed/Ready indicator? 06:05 - Schrodinger's Armed Indicator 07:39 - Beware of pre-arm/ pre-trigger time on slow timebases 08:23 - Keysight HD3, if the Megazoom V any different? 10:47 - Keysight HD3 missed trigger bug? 12:59 - Keysight 3000T 20sec pre-arm delay bug? 13:47 - Siglent SDS1204X HD 15:24 - Rohde & Schwarz MXO4 16:47 - Rigol DHO814 18:52 - Conclusion Forum: https://www.eevblog.com/forum/blog/eevblog-1678-beware-of-this-oscilloscope-triggering-issue/ Web Site: http://www.eevblog.com Hardware Store: https://eevblog.store/ Merch Store: https://eevblog.dashery.com/ If you find my videos useful you may consider supporting the EEVblog on Patreon: http://www.patreon.com/eevblog Or with crypto: BTC: 33BsprBQNBtHuVzVwDmqWkpDjYnCouwASM ETH: 0x68114e40ff4dcdd384750500501e20acf3875f8c BCH: 35n9KBPw9T7M3NGzpS3t4nUYEf9HbRmkm4 USDC: 0x68114e40ff4dcdd384750500501e20acf3875f8c LTC: MJfK57ujxy55su4XicVGQc9wcEJf6mAoXF Other channels: EEVblog2: http://www.youtube.com/EEVblog2 EEVdiscover: https://www.youtube.com/eevdiscover #ElectronicsCreators #Oscilloscope
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